Just to verify that http/https traffics are reaching to the server : Test of port 80

sudo tcpdump -ni eth0 port 80                                                                                                      tcpdump: verbose output suppressed, use -v[v]... for full protocol decode
listening on eth0, link-type EN10MB (Ethernet), snapshot length 262144 bytes
03:49:39.734519 IP 117.221.172.240.52084 > 172.31.46.134.80: Flags [S], seq 2902426444, win 65535, options [mss 1452,nop,wscale 6,nop,nop,TS val 3649334779 ec
r 0,sackOK,eol], length 0                                                                                                                                     03:49:39.734606 IP 172.31.46.134.80 > 117.221.172.240.52084: Flags [S.], seq 3915864146, ack 2902426445, win 65160, options [mss 1460,sackOK,TS val 1273163385
 ecr 3649334779,nop,wscale 7], length 0

Port 443:

sudo tcpdump -ni eth0 port 443
tcpdump: verbose output suppressed, use -v[v]... for full protocol decode
listening on eth0, link-type EN10MB (Ethernet), snapshot length 262144 bytes
03:49:50.284611 IP 172.31.46.134.59000 > 34.120.246.210.443: Flags [F.], seq 3741939514, ack 4186011547, win 501, options [nop,nop,TS val 1658814164 ecr 19399
29278], length 0
03:49:50.285861 IP 34.120.246.210.443 > 172.31.46.134.59000: Flags [F.], seq 1, ack 1, win 261, options [nop,nop,TS val 1939959301 ecr 1658814164], length 0